Stem cells from bone marrow could save sight
Stem cells found in bone could be used as a treatment for many kinds of blindness, according to scientists in the United States. The team, at the Scripps Research Institute in La Jolla, California, found that if they injected particular stem cells into the eyes of mice with a genetic...
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Why is PGD for tissue typing only not allowed?
by Juliet Tizzard
News this week that the Human Fertilisation and Embryology Authority (HFEA) has turned down an application for preimplantation genetic diagnosis (PGD) and tissue typing has bemused many people. Why has the HFEA denied the Whitakers access to the procedure when it was happy to let the Hashmi family go ahead...